Senior System Tester

About the role

BSL is looking for a Senior System Tester to ensure the quality and reliability of complex, high‑availability systems. You will lead testing efforts from planning through execution, working closely with developers, operations, and stakeholders.

Key responsibilities

• Lead end‑to‑end testing activities, including test planning, design, implementation, execution, and closure.
• Design and execute functional, integration, system, regression, and performance test cases based on technical specifications.
• Validate system integrations across multiple components and platforms, and analyze real‑time data flows for accuracy.
• Identify, log, and track defects using JIRA and TestRail, collaborating with development teams for timely resolution.
• Review requirements and design documents to ensure testability and comprehensive coverage.
• Support simulation and scenario‑based testing, and mentor junior testers on best practices.
• Collaborate with cross‑functional teams, including developers, stakeholders, and operations, and perform other testing duties as assigned.

Required profile

• Bachelor's degree in Computer Science, Engineering, or a related field.
• Minimum 8 years of experience in system or software testing, preferably on mission‑critical or transportation‑related systems.
• Strong understanding of SDLC, STLC, and QA methodologies.
• Ability to work independently, handle night or after‑hours testing, and communicate findings clearly.

Required skills

• QA methodologies
• Defect tracking tools (JIRA, TestRail)
• Python‑based automation frameworks
• Selenium
• Load and performance testing tools
• Database testing (SQL)
• API testing
• Automation tools